helm: expose backup settings through helm chart

helm/templates/configmap.yaml

@@ -8,6 +8,13 @@ data:
       host: "{{ .Release.Name }}-postgresql"
       name: "{{ .Values.postgresql.postgresqlDatabase }}"
       user: postgres
+      {{- if .Values.backup }}
+      backup:
+        access_key: "{{ .Values.backup.access_key }}"
+        secret_key: "{{ .Values.backup.secret_key }}"
+        bucket: "{{ .Values.backup.bucket }}"
+        host: "{{ .Values.backup.host }}"
+      {{- end}}
     redis:
       host: "{{ .Release.Name }}-redis-master"
       cache_db: 0

helm/values.yaml

@@ -19,6 +19,13 @@ config:
 monitoring:
   enabled: false
 
+# Enable Database Backups to S3
+# backup:
+#   access_key: access-key
+#   secret_key: secret-key
+#   bucket: s3-bucket
+#   host: s3-host
+
 ingress:
   enabled: false
   annotations: {}